21113610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 60279552

約数和(自身を除く): 39165942

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 53, 70, 98, 105, 106, 147, 159, 210, 245, 265, 271, 294, 318, 371, 490, 530, 542, 735, 742, 795, 813, 1113, 1355, 1470, 1590, 1626, 1855, 1897, 2226, 2597, 2710, 3710, 3794, 4065, 5194, 5565, 5691, 7791, 8130, 9485, 11130, 11382, 12985, 13279, 14363, 15582, 18970, 25970, 26558, 28455, 28726, 38955, 39837, 43089, 56910, 66395, 71815, 77910, 79674, 86178, 100541, 132790, 143630, 199185, 201082, 215445, 301623, 398370, 430890, 502705, 603246, 703787, 1005410, 1407574, 1508115, 2111361, 3016230, 3518935, 4222722, 7037870, 10556805, 21113610]

約数ペア:

[(1, 21113610), (2, 10556805), (3, 7037870), (5, 4222722), (6, 3518935), (7, 3016230), (10, 2111361), (14, 1508115), (15, 1407574), (21, 1005410), (30, 703787), (35, 603246), (42, 502705), (49, 430890), (53, 398370), (70, 301623), (98, 215445), (105, 201082), (106, 199185), (147, 143630), (159, 132790), (210, 100541), (245, 86178), (265, 79674), (271, 77910), (294, 71815), (318, 66395), (371, 56910), (490, 43089), (530, 39837), (542, 38955), (735, 28726), (742, 28455), (795, 26558), (813, 25970), (1113, 18970), (1355, 15582), (1470, 14363), (1590, 13279), (1626, 12985), (1855, 11382), (1897, 11130), (2226, 9485), (2597, 8130), (2710, 7791), (3710, 5691), (3794, 5565), (4065, 5194)]